If $_SERVER['HTTP_RANGE'] is set a slice of the file will be
returned instead of the entire file.
### Options keys
- name: Alternate download name
- download: If true sets download header and forces file to be downloaded rather than displayed in browser
/**
* Convert a PSR7 Response into a CakePHP one.
*
* @param \Psr\Http\Message\ResponseInterface $response The response to convert.
* @return \Cake\Network\Response The equivalent CakePHP response
*/
public static function toCake(PsrResponse $response)
{
$body = static::getBody($response);
$data = ['status' => $response->getStatusCode(), 'body' => $body['body']];
$cake = new CakeResponse($data);
if ($body['file']) {
$cake->file($body['file']);
}
$cookies = static::parseCookies($response->getHeader('Set-Cookie'));
foreach ($cookies as $cookie) {
$cake->cookie($cookie);
}
$headers = static::collapseHeaders($response);
$cake->header($headers);
if (!empty($headers['Content-Type'])) {
$cake->type($headers['Content-Type']);
}
return $cake;
}
/**
* test getFile method
*
* @return void
*/
public function testGetFile()
{
$response = new Response();
$this->assertNull($response->getFile(), 'No file to get');
$response->file(TEST_APP . 'vendor/css/test_asset.css');
$file = $response->getFile();
$this->assertInstanceOf('Cake\\Filesystem\\File', $file, 'Should get a file');
$this->assertPathEquals(TEST_APP . 'vendor' . DS . 'css' . DS . 'test_asset.css', $file->path);
}
/**
* test file with .. in a path fragment
*
* @expectedException \Cake\Network\Exception\NotFoundException
* @expectedExceptionMessage my/ca..t/image.gif was not found or not readable
* @return void
*/
public function testFileWithDotsInAPathFragment()
{
$response = new Response();
$response->file('my/ca..t/image.gif');
}
/**
* test file with ..
*
* @expectedException \Cake\Network\Exception\NotFoundException
* @expectedExceptionMessage my/ca..t.gif was not found or not readable
* @return void
*/
public function testFileWithDotIntheName()
{
$response = new Response();
$response->file('my/ca..t.gif');
}
/**
* test file with ..
*
* @expectedException \Cake\Network\Exception\NotFoundException
* @return void
*/
public function testFileWithPathTraversal()
{
$response = new Response();
$response->file('my/../cat.gif');
}
/**
* Sends an asset file to the client
*
* @param \Cake\Network\Request $request The request object to use.
* @param \Cake\Network\Response $response The response object to use.
* @param string $assetFile Path to the asset file in the file system
* @param string $ext The extension of the file to determine its mime type
* @return \Cake\Network\Response The updated response.
*/
protected function _deliverAsset(Request $request, Response $response, $assetFile, $ext)
{
$compressionEnabled = $response->compress();
if ($response->type($ext) === $ext) {
$contentType = 'application/octet-stream';
$agent = $request->env('HTTP_USER_AGENT');
if (preg_match('%Opera(/| )([0-9].[0-9]{1,2})%', $agent) || preg_match('/MSIE ([0-9].[0-9]{1,2})/', $agent)) {
$contentType = 'application/octetstream';
}
$response->type($contentType);
}
if (!$compressionEnabled) {
$response->header('Content-Length', filesize($assetFile));
}
$response->cache(filemtime($assetFile), $this->_cacheTime);
$response->file($assetFile);
return $response;
}
